link imap sync to server and show email on front

front/src/views/modals/AddMailboxModal.vue

@@ -77,7 +77,7 @@ function addMailboxRequest() {
     tls: true
   };
 
-  API.registerMailbox(data).then((res) => {
+  API.registerAccount(data).then((res) => {
     console.log(res.status);
   }).catch((err) => {
     console.log(err.request.status)